Do they increase drag at higher speeds?
Keith Hickling.
----- Original Message -----
From: "D.Hetrick" <gdh@isp.com>
Sent: Friday, May 11, 2007 1:18 PM
Subject: Re: Europa-List: Re: Votex Generators
>
> Fred,
> I.m told that the VG's can ruduce the stall speeds by as much as 12 mph,
> aircraft dependable of course.
> I'm thinking seriously of giving it a try.
> Dale
> ----- Original Message -----
> From: "Fred Klein" <fklein@orcasonline.com>
> To: <europa-list@matronics.com>
> Sent: Thursday, May 10, 2007 5:53 PM
> Subject: Re: Europa-List: Re: Votex Generators
>
>
>>
>>
>> On Thursday, May 10, 2007, at 02:41 PM, Graham Singleton wrote:
>>
>>> VGs were applied to the wing and canard of a Long EZ, which has laminar
>>> sections on both, to reduce stall speed, the VGs re energise the laminar
>>> boundary layer and help to prevent separation after the max thickness
>>> point of the section. Stall was reduced by 7 kts.
>>> Graham
>>
>> So here's a question...
>>
>> Is it conceivable that adding VGs to the Europa could reduce the stall
>> speed sufficiently to meet the LSA requirements?
>>
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